Hyundai Elantra (CN7): Driveshaft and axle / Troubleshooting

Hyundai Elantra (CN7) 2021-2026 Service Manual / Driveshaft and axle / Troubleshooting

Troubleshooting
Symptom
Expected cause
Countermeasure
Leaning phenomenon of vehicle
Defect on front suspension and steering.
Adjust or replace
Wheel bearing burning
Replace
Vibration
Over abrasion, separation, damaged or bended on drive shaft
Replace
Wheel bearing separation
Replace
shimmy
Inappropriated wheel balance
Adjust or replace
Combination of front suspension and steering
Adjust or replace
Noise
Over worned out, damaged or bended
Replace
Noise on connecting part of drive shaft and hub while driving straight, back or curve (Clicking or Creaking noise)
Adjust hub nut fastening or replace inner washer
Noise from inner side of shaft while driving curve (Repeated tapping noise)
Replace
Friction noise on drive shaft boots (Sticky noise)
Clean and apply fluorine lubricant
Damaged or burnt of drive shaft damper (Booming noise)
Replace damper kit
Hub nut has got loosen
Adjust
Trouble on the front suspension and steering
Adjust or replace
Disk fixing bolt has got loosen
Adjust
Noise on wheel bearing while driving (Whir noise)
Replace
Wheel bearing has separation, contacted surface of flange burnt
Replace
Leakage
Leakage of grease on drive shaft boots (partial parts replacement when inboard side boots has leakage)
Replace
Rust
corrosion on nonpainting area (Not a problem for functioning)
Explain to customer it is normal
ABS warning lamp illuminated
Loosen assembly on wheel bearing sensor and sensor cable
Adjust
Foreign substance on wheel bearing sensor assembly area (connector)
Cleaning
Communication trouble (diagnostic tool inspection and trouble code deletion)
Adjust

    Specification Engine Transmission Joint type Max.

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    Hyundai Elantra (CN7) 2021-2026 Service Manual: Ambient Temperature Sensor

    Description and operation DescriptionThe ambient temperature sensor is located at the front of the condenser and detects ambient air temperature. It is a negative type thermistor; resistance will increase with lower temperature, and decrease with higher temperature.

    Hyundai Elantra (CN7) 2021-2026 Service Manual: Special service tools

    Special Service Tools Tool Name / Number Illustration Description LKA Compensator(09890-3V100)Used for compensating front view camera unitBCW Sensor Correction Tool Set(09958-3T500)Used to correct the blind-spot radar unit.

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